William R. Shepard serves as Executive at CHICAGO MERCANTILE EXCHANGE HOLDINGS INC, where they oversee executive responsibilities. Since joining the company, William R. Shepard has executed 104 insider transactions totaling $16.0M, demonstrating a bullish approach to their equity position. Their most recent transaction on Sep 25, 2025 involved purchasing 262.47 shares valued at $69.6K.
William R. Shepard currently holds 258,458.55 shares of CHICAGO MERCANTILE EXCHANGE HOLDINGS INC (CME), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, William R. Shepard has been a net buyer of CME stock. They have purchased $11.3M and sold $4.8M worth of shares.
William R. Shepard's most recent insider trade was on Sep 25, 2025, when they purchased 262.47 shares at $265.19 per share.
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| $265.22 |
| Discretionary |
| Sep 25, 2024 | CME | $61.2K | Purchase | 280.3 | $218.50 | Discretionary |
| Sep 25, 2024 | CME | $2.7K | Purchase | 12.36 | $218.50 | Discretionary |
| Jun 25, 2024 | CME | $2.7K | Purchase | 13.76 | $195.07 | Discretionary |
| Jun 25, 2024 | CME | $240.1K | Award | 1,237 | $194.10 | Discretionary |
| Jun 25, 2024 | CME | $60.9K | Purchase | 312.12 | $195.07 | Discretionary |
| Mar 26, 2024 | CME | $2.7K | Purchase | 12.44 | $214.71 | Discretionary |
| Mar 26, 2024 | CME | $60.6K | Purchase | 282.06 | $214.71 | Discretionary |
| Jan 18, 2024 | CME | $269.5K | Purchase | 1,331.2 | $202.44 | Discretionary |
| Jan 18, 2024 | CME | $11.9K | Purchase | 58.69 | $202.44 | Discretionary |
| Dec 28, 2023 | CME | $56.2K | Purchase | 266.47 | $210.79 | Discretionary |
| Dec 28, 2023 | CME | $2.5K | Purchase | 11.75 | $210.79 | Discretionary |
| Sep 27, 2023 | CME | $55.9K | Purchase | 279.54 | $199.84 | Discretionary |
| Sep 27, 2023 | CME | $2.5K | Purchase | 12.32 | $199.84 | Discretionary |
| Jun 27, 2023 | CME | $55.5K | Purchase | 308.86 | $179.77 | Discretionary |
| Jun 27, 2023 | CME | $2.4K | Purchase | 13.62 | $179.77 | Discretionary |
| Jun 26, 2023 | CME | $145.1K | Award | 811 | $178.89 | Discretionary |
| Mar 28, 2023 | CME | $36.3K | Purchase | 194.89 | $186.45 | Discretionary |
| Mar 27, 2023 | CME | $55.2K | Purchase | 297.84 | $185.32 | Discretionary |
| Mar 27, 2023 | CME | $2.4K | Purchase | 13.13 | $185.32 | Discretionary |
| Jan 18, 2023 | CME | $218.9K | Purchase | 1,243.92 | $175.98 | Discretionary |
| Jan 18, 2023 | CME | $9.7K | Purchase | 54.84 | $175.98 | Discretionary |
| Jan 18, 2023 | CME | $9.7K | Purchase | 54.84 | $175.98 | Discretionary |
| Jan 18, 2023 | CME | $218.9K | Purchase | 1,243.92 | $175.98 | Discretionary |
| Dec 29, 2022 | CME | $32.8K | Purchase | 194.69 | $168.67 | Discretionary |
| Dec 28, 2022 | CME | $2.1K | Purchase | 12.76 | $168.11 | Discretionary |
| Dec 28, 2022 | CME | $48.6K | Purchase | 289.37 | $168.11 | Discretionary |
| Dec 28, 2022 | CME | $2.1K | Purchase | 12.76 | $168.11 | Discretionary |
| Dec 28, 2022 | CME | $48.6K | Purchase | 289.37 | $168.11 | Discretionary |